Home / 41,178-85,839

Finding the Third Proportional to 41,178 and 85,839

Calculator

Solution

The third proportional to 41,178 and 85,839 is: 178,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,178 : 85,839 = 85,839 : x
  2. Step 2: Convert to fraction form
    41,178/85,839 = 85,839/x
  3. Step 3: Cross multiply
    41,178x = 85,839 × 85,839
  4. Step 4: Simplify right side
    41,178x = 7,368,333,921
  5. Step 5: Solve for x
    x = 7,368,333,921/41,178
  6. Step 6: Final answer
    x = 178,938.61

Related Problems

Find third proportional to 20,589 and 42,919.50
Half scale
Find third proportional to 82,356 and 171,678
Double scale
Find third proportional to 41,180 and 85,843
Similar ratio
Find third proportional to 61,767 and 128,758.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.